Keywords Service Composition, Service Selection, Agent-based SOA, ... since they only propose solutions to compose the overall services and not the.
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1 WS keyword−based UDDI registry discovery
Question
2
candidate services Web Service 1
Mediator
Web Service 2
AnswerAgent Human user
3
interactions, composition and selection
Web Service 3
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(VDL request model)
Question HTML Interface
Answer
Publication
VDL
Agent
Dialogue (ACL)
Communication Layer
Human user
WS Invocation (SOAP)
UDDI WS registry
VDL Service
(VDL−XML)
Agent
Ontology
(RDF)
VDL
Agent
Web Service
(WSDL)
(SOAP)
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